Answer:
the answer is 52.
Step-by-step explanation:
because of the locations of the two angles, it can be concluded that 156=3x.
now you have an equation.
solve for x.

hope this helps ;)
F(x)=x^2+3x-7, x=3
f(3)=3^2+3(3)-7
f(3)=9+9-7
f(3)=11
C is the answer because dance music are all types of art
Answer:
12
Step-by-step explanation:
Take only math=65-10=55
take only physics=43-10=33
number of students taking neither math. nor physics=100-(55+33)=100-88=12
Step-by-step explanation:
By phythagorous theorem,
AC²=AB²+BC²
AC²=36+64
AC²=100
AC=root of 100
AC=10